156923067440

素因数分解:

$2^4\times 5^1\times {\mathrm{1961538343}}^1$

素因数の和:1961538356

約数の個数: 20

約数和(自身を含む): 364846131984

約数和(自身を除く): 207923064544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961538343, 3923076686, 7846153372, 9807691715, 15692306744, 19615383430, 31384613488, 39230766860, 78461533720, 156923067440]

約数ペア:

[(1, 156923067440), (2, 78461533720), (4, 39230766860), (5, 31384613488), (8, 19615383430), (10, 15692306744), (16, 9807691715), (20, 7846153372), (40, 3923076686), (80, 1961538343)]